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path: root/drivers/scsi/aacraid/sa.c
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Diffstat (limited to 'drivers/scsi/aacraid/sa.c')
-rw-r--r--drivers/scsi/aacraid/sa.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c
index cd586cc8f9b..f906ead239d 100644
--- a/drivers/scsi/aacraid/sa.c
+++ b/drivers/scsi/aacraid/sa.c
@@ -281,6 +281,21 @@ static int aac_sa_check_health(struct aac_dev *dev)
}
/**
+ * aac_sa_ioremap
+ * @size: mapping resize request
+ *
+ */
+static int aac_sa_ioremap(struct aac_dev * dev, u32 size)
+{
+ if (!size) {
+ iounmap(dev->regs.sa);
+ return 0;
+ }
+ dev->base = dev->regs.sa = ioremap(dev->scsi_host_ptr->base, size);
+ return (dev->base == NULL) ? -1 : 0;
+}
+
+/**
* aac_sa_init - initialize an ARM based AAC card
* @dev: device to configure
*
@@ -299,6 +314,11 @@ int aac_sa_init(struct aac_dev *dev)
instance = dev->id;
name = dev->name;
+ if (aac_sa_ioremap(dev, dev->base_size)) {
+ printk(KERN_WARNING "%s: unable to map adapter.\n", name);
+ goto error_iounmap;
+ }
+
/*
* Check to see if the board failed any self tests.
*/
@@ -341,6 +361,7 @@ int aac_sa_init(struct aac_dev *dev)
dev->a_ops.adapter_notify = aac_sa_notify_adapter;
dev->a_ops.adapter_sync_cmd = sa_sync_cmd;
dev->a_ops.adapter_check_health = aac_sa_check_health;
+ dev->a_ops.adapter_ioremap = aac_sa_ioremap;
/*
* First clear out all interrupts. Then enable the one's that